<%@ page import="java.util.Vector" %>
<%@ page import="java.text.SimpleDateFormat" %><%--
  Created by IntelliJ IDEA.
  User: acer
  Date: 2024/9/19
  Time: 8:27
  To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>使用application内置对象</title>
</head>
<body bgcolor="#abcdef">
<%!Vector<String>v=new Vector<String>();
int i=0;%>
<%
    // 获取系统时间
    String datetime = new SimpleDateFormat("yyyy-MM-dd hh:mm:ss").format(Calendar.getlnstance().getTime());
%>
<%
    request.setCharacterEncoding("utf-8");
    String name = request.getParameter("name");
    String title = request.getParameter("title");
    String message = request.getParameter("message");
%>
<%
    if (name == null ||"".equals(name.trim())){
        // trim()主要解决米面只有空格的问题
    name = "网友" + (int)(Math.random()*100000+100000);
    }
    if(title == null ||"".equals(title.trim())){
        title = "无";
    }
    if (message == null ||"".equals(message.trim())){
        message = "无";
    }
%>
<%
    i ++;
    String str = "第"+"<span class=span0>"+i+"<span/>"+"楼"+".<span class=span1>留言人：<span>"+name
            +".<span class=span2>标题：</span>"+title+".<span class=span3>内容：</span><br>"+message
            +".<span class=span4>时间：</span>"+datetime+".<hr>";
    v.add(str);
    application.setAttribute("message",v);
%>
留言成功.
<a href="inputMessage.jsp">返回留言板</a>
</body>
</html>
